{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:NDROCSAGF267KQTBQAOT6DX7R7","short_pith_number":"pith:NDROCSAG","canonical_record":{"source":{"id":"1809.08752","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-09-24T04:34:47Z","cross_cats_sorted":["hep-ex","nucl-ex","nucl-th","physics.ins-det"],"title_canon_sha256":"93c6951afc3d38a6ac7f409d29597369d8ff6fd5f0ffd1241420bee04081fdd2","abstract_canon_sha256":"48b2122059528a071d7e3a98d2b26251e12e0172949a1a0a1a91b18a677d3e26"},"schema_version":"1.0"},"canonical_sha256":"68e2e148062ebdf54261801d3f0eff8fc3f3727bc0945d8657ac64cdf145d872","source":{"kind":"arxiv","id":"1809.08752","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.08752","created_at":"2026-07-05T09:55:04Z"},{"alias_kind":"arxiv_version","alias_value":"1809.08752v3","created_at":"2026-07-05T09:55:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.08752","created_at":"2026-07-05T09:55:04Z"},{"alias_kind":"pith_short_12","alias_value":"NDROCSAGF267","created_at":"2026-07-05T09:55:04Z"},{"alias_kind":"pith_short_16","alias_value":"NDROCSAGF267KQTB","created_at":"2026-07-05T09:55:04Z"},{"alias_kind":"pith_short_8","alias_value":"NDROCSAG","created_at":"2026-07-05T09:55:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:NDROCSAGF267KQTBQAOT6DX7R7","target":"record","payload":{"canonical_record":{"source":{"id":"1809.08752","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-09-24T04:34:47Z","cross_cats_sorted":["hep-ex","nucl-ex","nucl-th","physics.ins-det"],"title_canon_sha256":"93c6951afc3d38a6ac7f409d29597369d8ff6fd5f0ffd1241420bee04081fdd2","abstract_canon_sha256":"48b2122059528a071d7e3a98d2b26251e12e0172949a1a0a1a91b18a677d3e26"},"schema_version":"1.0"},"canonical_sha256":"68e2e148062ebdf54261801d3f0eff8fc3f3727bc0945d8657ac64cdf145d872","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:55:04.311309Z","signature_b64":"Oy/HwORfYx1JQDlu4tzYrOjb7Fg6wErpHD6YxDuWd1XVidPreH98IsyuRZP2wTF0SIGB6NMREgslbmJmMjFqBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"68e2e148062ebdf54261801d3f0eff8fc3f3727bc0945d8657ac64cdf145d872","last_reissued_at":"2026-07-05T09:55:04.310887Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:55:04.310887Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.08752","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:55:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"etvGF8dYmN8yWhmXbd/efAb0fBIOa3uEKFA3a9EUIG6q/da5tU8tWfml4se/E/CmP23n7/+gTMbkaHmMwI8ADg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T19:15:42.641870Z"},"content_sha256":"23cd5dc7de01f2ac4938fdb9ffbeca0b680658dede6a5e81676ae5edf82a7d92","schema_version":"1.0","event_id":"sha256:23cd5dc7de01f2ac4938fdb9ffbeca0b680658dede6a5e81676ae5edf82a7d92"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:NDROCSAGF267KQTBQAOT6DX7R7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Novel Approach to Neutrino-Hydrogen Measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","nucl-ex","nucl-th","physics.ins-det"],"primary_cat":"hep-ph","authors_text":"B. Guo, H. Duyang, R. Petti, S.R. Mishra","submitted_at":"2018-09-24T04:34:47Z","abstract_excerpt":"The limited statistics of the available (anti)neutrino-hydrogen (H) interactions has been a longstanding impediment for high-energy neutrino physics. We discuss a practical way to achieve accurate (anti)neutrino-hydrogen measurements, addressing the principal limitations of earlier experiments. Interactions on hydrogen are extracted by subtracting measurements on thin dedicated graphite (pure C) and polypropylene (CH$_2$) targets within a highly segmented low-density detector. A kinematic selection is used to increase the purities to 80-95\\% before subtraction. A statistics of ${\\cal O}(10^6)$"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.08752","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1809.08752/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:55:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NMurNrEMzjSQLX+dW8qWbR8l1RujaAP0xNlWvOO/6VDSDM7MXjn1pt8XaqFM8EDW0Ypo9umAvXZjzqRv+0ZLBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T19:15:42.642815Z"},"content_sha256":"b61e3b4bf7723a24048d8312f95642d11cf4f684f78e50c985757aac8514f0b8","schema_version":"1.0","event_id":"sha256:b61e3b4bf7723a24048d8312f95642d11cf4f684f78e50c985757aac8514f0b8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NDROCSAGF267KQTBQAOT6DX7R7/bundle.json","state_url":"https://pith.science/pith/NDROCSAGF267KQTBQAOT6DX7R7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NDROCSAGF267KQTBQAOT6DX7R7/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-16T19:15:42Z","links":{"resolver":"https://pith.science/pith/NDROCSAGF267KQTBQAOT6DX7R7","bundle":"https://pith.science/pith/NDROCSAGF267KQTBQAOT6DX7R7/bundle.json","state":"https://pith.science/pith/NDROCSAGF267KQTBQAOT6DX7R7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NDROCSAGF267KQTBQAOT6DX7R7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:NDROCSAGF267KQTBQAOT6DX7R7","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"48b2122059528a071d7e3a98d2b26251e12e0172949a1a0a1a91b18a677d3e26","cross_cats_sorted":["hep-ex","nucl-ex","nucl-th","physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-09-24T04:34:47Z","title_canon_sha256":"93c6951afc3d38a6ac7f409d29597369d8ff6fd5f0ffd1241420bee04081fdd2"},"schema_version":"1.0","source":{"id":"1809.08752","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.08752","created_at":"2026-07-05T09:55:04Z"},{"alias_kind":"arxiv_version","alias_value":"1809.08752v3","created_at":"2026-07-05T09:55:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.08752","created_at":"2026-07-05T09:55:04Z"},{"alias_kind":"pith_short_12","alias_value":"NDROCSAGF267","created_at":"2026-07-05T09:55:04Z"},{"alias_kind":"pith_short_16","alias_value":"NDROCSAGF267KQTB","created_at":"2026-07-05T09:55:04Z"},{"alias_kind":"pith_short_8","alias_value":"NDROCSAG","created_at":"2026-07-05T09:55:04Z"}],"graph_snapshots":[{"event_id":"sha256:b61e3b4bf7723a24048d8312f95642d11cf4f684f78e50c985757aac8514f0b8","target":"graph","created_at":"2026-07-05T09:55:04Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1809.08752/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The limited statistics of the available (anti)neutrino-hydrogen (H) interactions has been a longstanding impediment for high-energy neutrino physics. We discuss a practical way to achieve accurate (anti)neutrino-hydrogen measurements, addressing the principal limitations of earlier experiments. Interactions on hydrogen are extracted by subtracting measurements on thin dedicated graphite (pure C) and polypropylene (CH$_2$) targets within a highly segmented low-density detector. A kinematic selection is used to increase the purities to 80-95\\% before subtraction. A statistics of ${\\cal O}(10^6)$","authors_text":"B. Guo, H. Duyang, R. Petti, S.R. Mishra","cross_cats":["hep-ex","nucl-ex","nucl-th","physics.ins-det"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-09-24T04:34:47Z","title":"A Novel Approach to Neutrino-Hydrogen Measurements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.08752","kind":"arxiv","version":3},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:23cd5dc7de01f2ac4938fdb9ffbeca0b680658dede6a5e81676ae5edf82a7d92","target":"record","created_at":"2026-07-05T09:55:04Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"48b2122059528a071d7e3a98d2b26251e12e0172949a1a0a1a91b18a677d3e26","cross_cats_sorted":["hep-ex","nucl-ex","nucl-th","physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-09-24T04:34:47Z","title_canon_sha256":"93c6951afc3d38a6ac7f409d29597369d8ff6fd5f0ffd1241420bee04081fdd2"},"schema_version":"1.0","source":{"id":"1809.08752","kind":"arxiv","version":3}},"canonical_sha256":"68e2e148062ebdf54261801d3f0eff8fc3f3727bc0945d8657ac64cdf145d872","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"68e2e148062ebdf54261801d3f0eff8fc3f3727bc0945d8657ac64cdf145d872","first_computed_at":"2026-07-05T09:55:04.310887Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:55:04.310887Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Oy/HwORfYx1JQDlu4tzYrOjb7Fg6wErpHD6YxDuWd1XVidPreH98IsyuRZP2wTF0SIGB6NMREgslbmJmMjFqBg==","signature_status":"signed_v1","signed_at":"2026-07-05T09:55:04.311309Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.08752","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:23cd5dc7de01f2ac4938fdb9ffbeca0b680658dede6a5e81676ae5edf82a7d92","sha256:b61e3b4bf7723a24048d8312f95642d11cf4f684f78e50c985757aac8514f0b8"],"state_sha256":"9f8c6df23a2e42ef341c8ae9b2d44649c9ac4ab80fcaea7f16aaa7cb58959de2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Wh1/kXw23npec3RhmjcNElGlktrGuDjxY1wEgAIIyFCRQ+GKpb4D67KfCbnkew6KgDNFY23FEj8eorDJ35agCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T19:15:42.721140Z","bundle_sha256":"2b0afef5896d1fd1b04b2e45cbc98c3f9b55c441247b22e48be6daba4e5ed978"}}